Hand tool of a stonecutter to hammer away the irregularities on a hard stone face. It is composed of a number of pointed irons, held together in a bracket with a locking wedge. The handle can be wood or metal. Since the irons are easily exchangeable, they can be individually sharpened or forged.
This hand tool is no longer actively used. (1)
See also the bush hammer. [MOT]
(1) Due to the excessive dust formation, it would already be prohibited in the Netherlands in 1921. See JANSE 1997: 26.